Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Kd2 draw
3 Kg7 draw
4 Kg8 draw
5 Kh7 draw
6 Ra8 draw
7 Rb8 draw
8 Rc2 draw
9 Rc3 draw
10 Rc4 draw
11 Rc6 draw
12 Rc7 draw
13 Re8 draw
14 Rf8 draw
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Rc1 loss in 1 half-moves
20 Rc5 loss in 1 half-moves
21 Rd8 loss in 1 half-moves